prokaryotes - bacteria see Domain Bacteria Woese et al. 1990
   Domain "Bacteria" Woese et al. 1990
     Phylum "Bacteroidetes" Krieg et al. 2012
       Class Bacteroidia Krieg 2012 [monotypic]
         Order Bacteroidales Krieg 2012
           Family Marinilabiliaceae Ludwig et al. 2012
             1 Genus Alkaliflexus Zhilina et al. 2005
             2 Genus Alkalitalea Zhao and Chen 2012
             3 Genus Anaerophaga Denger et al. 2002
             4 Genus Carboxylicivirga Yang et al. 2014
             5 Genus Geofilum Miyazaki et al. 2012
             6 Genus Mangroviflexus Zhao et al. 2012
             7 Genus Marinilabilia Nakagawa and Yamasato 1996
             8 Genus Natronoflexus Sorokin et al. 2012
             9 Genus Thermophagus Gao et al. 2013